#include <cs50.h>
#include <stdio.h>

int main () {
	int a, n = 0;
	for (a=1995; a<=2010; a++ ) {
		if(a%400 == 0 || a%4 == 0 && a%100 !=0) {
			n += 337 + 29;
			printf("%d=>%d\n", a, 366);
		} else {
			n += 337 + 28;
			printf("%d=>%d\n", a, 365);
		}
	}

	n = n-21;

	printf("总天数：%d \n", n);
}
